Use tempfile instead of os.tmpnam. Patch from Remco Wendt. Thanks!

git-svn-id: https://django-compress.googlecode.com/svn/trunk@67 98d35234-f74b-0410-9e22-51d878bdf110

compress/filters/csstidy/__init__.py

 import os
 import warnings
+import tempfile
+
 from django.conf import settings
 
 from compress.filter_base import FilterBase
-from compress.utils import write_tmpfile, read_tmpfile
 
 BINARY = getattr(settings, 'CSSTIDY_BINARY', 'csstidy')
 ARGUMENTS = getattr(settings, 'CSSTIDY_ARGUMENTS', '--template=highest')
@@ -12,17 +13,20 @@ warnings.simplefilter('ignore', RuntimeWarning)
 
 class CSSTidyFilter(FilterBase):
     def filter_css(self, css):
-        tmp_filename = write_tmpfile(css)
-
-        output_filename = os.tmpnam()
-
-        command = '%s %s %s %s' % (BINARY, tmp_filename, ARGUMENTS, output_filename)
-
-        output = os.popen(command).read()
-
-        if self.verbose:
-            print output
+        tmp_file = tempfile.NamedTemporaryFile(mode='w+b')
+        tmp_file.write(css)
         
-        os.unlink(tmp_filename)
+        output_file = tempfile.NamedTemporaryFile(mode='w+b')
+        
+        command = '%s %s %s %s' % (BINARY, tmp_file.name, ARGUMENTS, output_file.name)
+        
+        command_output = os.popen(command).read()
+        
+        filtered_css = output_file.read()
+        output_file.close()
+        tmp_file.close()
+        
+        if self.verbose:
+            print command_output
         
-        return read_tmpfile(output_filename)
\ No newline at end of file
+        return filtered_css

compress/utils.py

 import os
 import re
+import tempfile
 
 from django.conf import settings as django_settings
 from django.utils.http import urlquote
@@ -62,27 +63,6 @@ def media_root(filename):
 def media_url(url):
     return django_settings.MEDIA_URL + urlquote(url)
 
-def write_tmpfile(content):
-    try:
-        filename = os.tmpnam()
-    except RuntimeWarning:
-        pass
-
-    fd = open(filename, 'wb+')
-    fd.write(content)
-    fd.close()
-    return filename
-
-def read_tmpfile(filename, delete=True):
-    fd = open(filename, 'rb')
-    r = fd.read()
-    fd.close()
-
-    if delete:
-        os.unlink(filename)
-
-    return r
-
 def concat(filenames, separator=''):
     """
     Concatenate the files from the list of the ``filenames``, ouput separated with ``separator``.